Answer:
20
Step-by-step explanation:
One angle of a nonagon has an angle of 140 degrees, so
7x = 140.
Divide 140 by 7 to find the value of x.
140 ÷ 7 = 20
Answer:
mean will be find in that method
hence, correct option is B
Answer:
Angle B = 8*
Step-by-step explanation:
All the angles of a triangle equals 180*.
180-109-63 = 8
Answer:
47,495
Step-by-step explanation:
To get your answer you need to miltiply 413 by 115 and then you have your answer.